VulnerabilityModified
CVE-2017-10908
H2O version 2.2.3 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/2 header.
HIGH 7.5EPSS 3.64%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
H2O version 2.2.3 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/2 header.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.64% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- dena/h2o
- Source
- vultures@jpcert.or.jp
References
- https://github.com/h2o/h2o/issues/1544Third Party Advisory
- https://jvn.jp/en/jp/JVN84182676/index.htmlThird Party Advisory, VDB Entry
- https://github.com/h2o/h2o/issues/1544Third Party Advisory
- https://jvn.jp/en/jp/JVN84182676/index.htmlThird Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.